GL4 or GL5?

Information and questions on GL1500 Goldwings (1988-2000)
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GL4 or GL5?

Post by Sidcar »

I need to change my final drive oil. The handbook specifies “Hypoid sae 80 gear oil”.
I can buy this with either GL4 or GL5 rating. Anyone know which is correct?


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Re: GL4 or GL5?

Post by Rambozo »

Typically, you want GL5 for Hypoid gearsets.
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